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137 lines
3.9 KiB
TypeScript
137 lines
3.9 KiB
TypeScript
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
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import {
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assert,
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assertEquals,
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assertNotEquals,
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assertThrowsAsync,
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} from "../../../testing/asserts.ts";
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import { writeFile } from "./_fs_writeFile.ts";
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import { TextEncodings } from "../_fs_common.ts";
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const decoder = new TextDecoder("utf-8");
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Deno.test("Invalid encoding results in error()", function testEncodingErrors() {
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assertThrowsAsync(
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async () => {
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// @ts-expect-error Type '"made-up-encoding"' is not assignable to type
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await writeFile("some/path", "some data", "made-up-encoding");
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},
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Error,
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`The value "made-up-encoding" is invalid for option "encoding"`
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);
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assertThrowsAsync(
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async () => {
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await writeFile("some/path", "some data", {
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// @ts-expect-error Type '"made-up-encoding"' is not assignable to type
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encoding: "made-up-encoding",
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});
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},
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Error,
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`The value "made-up-encoding" is invalid for option "encoding"`
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);
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});
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Deno.test(
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"Unsupported encoding results in error()",
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function testUnsupportedEncoding() {
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assertThrowsAsync(
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async () => {
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await writeFile("some/path", "some data", "utf16le");
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},
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Error,
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`Not implemented: "utf16le" encoding`
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);
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}
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);
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Deno.test(
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"Data is written to correct rid",
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async function testCorrectWriteUsingRid() {
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const tempFile: string = await Deno.makeTempFile();
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const file: Deno.File = await Deno.open(tempFile, {
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create: true,
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write: true,
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read: true,
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});
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await writeFile(file.rid, "hello world");
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Deno.close(file.rid);
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const data = await Deno.readFile(tempFile);
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await Deno.remove(tempFile);
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assertEquals(decoder.decode(data), "hello world");
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}
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);
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Deno.test(
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"Data is written to correct file",
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async function testCorrectWriteUsingPath() {
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const openResourcesBeforeWrite: Deno.ResourceMap = Deno.resources();
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await writeFile("_fs_writeFile_test_file.txt", "hello world");
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assertEquals(Deno.resources(), openResourcesBeforeWrite);
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const data = await Deno.readFile("_fs_writeFile_test_file.txt");
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await Deno.remove("_fs_writeFile_test_file.txt");
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assertEquals(decoder.decode(data), "hello world");
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}
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);
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Deno.test(
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"Data is written to correct file encodings",
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async function testCorrectWritePromiseUsingDifferentEncodings() {
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const encodings = [
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["hex", "68656c6c6f20776f726c64"],
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["HEX", "68656c6c6f20776f726c64"],
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["base64", "aGVsbG8gd29ybGQ="],
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["BASE64", "aGVsbG8gd29ybGQ="],
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["utf8", "hello world"],
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["utf-8", "hello world"],
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];
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for (const [encoding, value] of encodings) {
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await writeFile(
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"_fs_writeFile_test_file.txt",
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value,
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encoding as TextEncodings
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);
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const data = await Deno.readFile("_fs_writeFile_test_file.txt");
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await Deno.remove("_fs_writeFile_test_file.txt");
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assertEquals(decoder.decode(data), "hello world");
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}
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}
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);
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Deno.test("Mode is correctly set", async function testCorrectFileMode() {
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if (Deno.build.os === "windows") return;
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const filename = "_fs_writeFile_test_file.txt";
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await writeFile(filename, "hello world", { mode: 0o777 });
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const fileInfo = await Deno.stat(filename);
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await Deno.remove(filename);
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assert(fileInfo && fileInfo.mode);
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assertEquals(fileInfo.mode & 0o777, 0o777);
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});
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Deno.test(
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"Mode is not set when rid is passed",
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async function testCorrectFileModeRid() {
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if (Deno.build.os === "windows") return;
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const filename: string = await Deno.makeTempFile();
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const file: Deno.File = await Deno.open(filename, {
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create: true,
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write: true,
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read: true,
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});
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await writeFile(file.rid, "hello world", { mode: 0o777 });
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Deno.close(file.rid);
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const fileInfo = await Deno.stat(filename);
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await Deno.remove(filename);
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assert(fileInfo.mode);
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assertNotEquals(fileInfo.mode & 0o777, 0o777);
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}
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);
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